Brain tumour speech and movement changes can affect everyday life in different ways. Depending on the tumour’s size, type and location in the brain, some people may notice problems with speaking, balance, coordination or weakness, while others may also experience vision changes. Understanding these signs can help people seek medical advice earlier.
Early diagnosis matters.
Different regions of the brain control different abilities. Tumours in the frontal, temporal, occipital, or parietal lobes, or the brainstem, can each produce distinct symptoms.
Responsible for movement and speech. Tumours here may cause slurred speech, difficulty forming sentences, or weakness on one side of the body.
Often linked to language comprehension and memory. Patients may struggle to understand others or find the right words.
Governs visual processing. Tumours can lead to blurred vision, blind spots, or difficulty recognising objects.
Involved in spatial awareness and movement. Tumours here may affect coordination and balance.
Controls vital functions. Symptoms can include double vision, swallowing issues, and difficulty with balance or walking.
Understanding how brain tumours affect speech, vision and movement can help you spot subtle changes in yourself or a loved one. Here are some signs to be aware of:
Slurred speech, struggling to find words, or incoherent sentences
Blurred or double vision, partial vision loss, or hallucinations
Governs visual processing. Tumours can lead to blurred vision, blind spots, or difficulty recognising objects.
If these symptoms appear suddenly or begin to worsen, it’s important to seek medical advice. They could be caused by many conditions, but brain tumours should not be ruled out.
Speech, vision and movement changes aren’t always immediately linked to brain tumours, often being dismissed as stress, fatigue or ageing. But early intervention is crucial. When diagnosed early, patients can receive more effective treatment and support.
We know how frightening and disorienting these symptoms can be. That’s why we work to raise awareness, fund support services, and connect people affected by brain tumours with resources to help them understand what they're facing. If you or someone you know is experiencing changes in speech, vision or movement, don’t ignore it. Trust your instincts, talk to your GP, and know that support is available.
At The Three Tumours, we provide support, education, and connection for people living with all types of brain tumours. Whether you are newly diagnosed, living with long-term effects, or supporting a loved one, we are here to help. Learn more about symptoms, coping strategies, and our support services here:
Start here: quick, helpful answers from our brain tumour charity.
If you still have questions, please do get in touch.
Yes, a brain tumour can affect speech and movement depending on where it is located in the brain. Some people may notice word-finding problems, weakness, poor balance or difficulty coordinating movement. Although speech and movement is one symptom to be aware of, there are other warning signs for a brain tumour.
Brain tumour speech and movement changes can include slurred speech, trouble finding words, weakness, poor balance or difficulty walking. These symptoms can vary depending on tumour location. Read more about brain tumour types on the NHS website.
Yes, brain tumour speech and movement problems can sometimes appear alongside vision changes such as blurred vision, double vision or blind spots.
Different parts of the brain control different functions. This means tumour location can directly affect speech, movement, balance and sometimes vision.
If brain tumour speech and movement changes appear suddenly, worsen, or happen alongside other unusual symptoms, it is important to seek medical advice as soon as possible.
